body{
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}
h1{
    margin: 0;
    padding: 10px;
    text-align: center;
}
h2{
    line-height: 40px;
    padding-left: 10px;
    background-color: #49bdf3;
    border-radius: 3px;
    box-shadow: 5px 5px 5px #888888;
}
table{
    margin-top: 15px;
    background-color: #ccd3df;
    text-align: center;
    
}
a{
    text-decoration: none;
    color: #326ce9;
}
#link{
    color: tomato;
    box-shadow: 0 0 0;
    background-color: #ffffff;
    text-align: center;
}
.container{
    width:100%; 
    height:100%;
}
.container .head_top{    
    position:fixed;
    background-color: rgb(206, 226, 23);
    width: 100%;
    height:8%;
    z-index: 999;
}
.container .head{
    width: 800px;
    text-align: center;
    float: right;
    font-size: 30px;
    margin-top: 0px ;
    margin-right: 20px;   
}
.container li{
    display: inline;
    margin-left: 50px;
}
.container ul{
    text-align: center;
    height: 100%;
}
.picture1{ 
    position: relative;    
    height: 100%;
    width: 100% ;  
}
.picture2{
    float: right;
    margin-top: 200px;
    margin-right: 450px;
}
.text1{
    background-color: cyan;
}